Ralph Marrero is an actor, and has appeared in one TV series episode. He guest starred as Oswald in a 1991 episode of NBC time travel series 'Quantum Leap.' The episode was called 'Shock Theater.' The show ran for five seasons, before being canceled in 1993. Marrero also appeared in popular horror films 'Day of the Dead' and 'Tales from the Darkside: The Movie.' Sadly, Ralph passed away in November 1991.